adj.氣象的

A meteorological condition characterized by the uniform expansion in volume of a mass of air over a region, usually accompanied by fair dry weather. 輻散，散度一種天氣狀況，特征為：在氣團均勻地散在某一地區(qū)上空，常伴有晴朗干燥天氣

An instrument carried aloft, chiefly by balloon, to gather and transmit meteorological data. 無線電高空測候器一種被帶到高空(主要由氣球)進行氣象數(shù)據(jù)收集和傳送的儀器